#include <stdio.h>
int main(void)
{
    int i, j;
    printf("输入两个一位整数（i j）: ");
    scanf("%1d %1d", &i, &j);
    printf("<: -1, =: 0, >: 1\n");
    printf("%d\n", i < j? -1: i == j? 0: 1);
    return 0;
}